let title_ = document.getElementsByClassName("title")[0]
let submit_ = document.getElementsByClassName("submit-box")[0]

title_.onclick = () =>{
    submit_.style.display = "block"
}

let det_ = document.getElementsByClassName("det")[0]
det_.onclick = () =>{
    submit_.style.display = "none"
}

let list_ = document.getElementsByClassName("list")
for (let i = 0;i < list_.length; i++){
    list_[i].onmouseover = () =>{
        let a = document.create
    }
}